package bcmwl-kernel-source 6.30.223.271+bdcom-0ubuntu4 failed to install/upgrade: installed bcmwl-kernel-source package post-installation script subprocess returned error exit status 30

[Bernardo]

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ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: bcmwl-kernel-source 6.30.223.271+bdcom-0ubuntu4
ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
Uname: Linux 4.15.0-20-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.9-0ubuntu7
Architecture: amd64
Date: Sat May 5 19:30:43 2018
ErrorMessage: installed bcmwl-kernel-source package post-installation script subprocess returned error exit status 30
InstallationDate: Installed on 2017-12-30 (126 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.1
SourcePackage: bcmwl
Title: package bcmwl-kernel-source 6.30.223.271+bdcom-0ubuntu4 failed to install/upgrade: installed bcmwl-kernel-source package post-installation script subprocess returned error exit status 30
UpgradeStatus: Upgraded to bionic on 2018-05-06 (0 days ago)